Mercury Grand Marquis Lighting Switches, Sensors and Relays

Your One-Stop Shop For Trusted Mercury Grand Marquis Lighting Switches, Sensors and Relays

If you’re in search of Mercury Grand Marquis Lighting Switches, Sensors and Relays aftermarket or OEM parts, consider your search over! Advance Auto Parts carries 20 Lighting Switches, Sensors and Relays from top brands with prices ranging from $4.49 to $119.99.

Beyond great prices, we stock trusted brands manufacturing all types of Lighting Switches, Sensors and Relays for your Mercury Grand Marquis.

And don’t forget to read customer reviews across all Lighting Switches, Sensors and Relays categories in our catalog. Buy with confidence by leveraging past customer experiences of our aftermarket and OEM parts.

At Advance Auto Parts, we don’t think top quality Lighting Switches, Sensors and Relays have to cost top dollar, and we prove it. Browse our top Mercury Grand Marquis Lighting Switches, Sensors and Relays below, order online to ship to your home, or head into your nearest Advance Auto Parts location to get started.

Essential Mercury Grand Marquis Lighting Switches, Sensors and Relays

Carquest Premium – Multi-Use Connector (Part No.PTA1015)

Multi-Use Connector

from

$20.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Dorman – Electrical Sockets – 2-Wire/Terminal Seal Beam Lamp 4001 Bulb (Part No.85809)

Electrical Sockets - 2-Wire/Terminal Seal Beam Lamp 4001 Bulb

from

$4.49
This headlight connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this headlight connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Dorman – Electrical Sockets – 3-Wire/Terminal Sealed Beam Lamp 9003/H4 Bulb (Part No.85810)

Electrical Sockets - 3-Wire/Terminal Sealed Beam Lamp 9003/H4 Bulb

from

$5.99
This headlight connector is designed to match the appearance and function of the original hardware on specified applications. Made of quality materials, it is engineered for reliable performance and durability.

Product Features:
  • Direct replacement – this headlight connector matches the appearance and function of the factory hardware on specified applications
  • Ideal solution – this connector is a reliable replacement for an original part that is missing or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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Carquest Premium – Multi-Use Connector (Part No.PTA1032)

Multi-Use Connector

from

$14.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Carquest Premium – Multi-Use Connector (Part No.PTA1403)

Multi-Use Connector

from

$15.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Carquest Premium – Multi-Use Connector (Part No.PTA1735)

Multi-Use Connector

from

$12.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Carquest Premium – Multi-Use Connector (Part No.PTC3058)

Multi-Use Connector

from

$40.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
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Carquest Premium – Multi-Use Connector (Part No.PTA1843)

Multi-Use Connector

from

$36.99
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • WVE electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Product constructed to meet all design and operating characteristics as intended by the manufacturer.
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
See More

Carquest Premium – Multi-Use Connector (Part No.PTA1462)

Multi-Use Connector

from

$9.79
Modern vehicles may have 100 or more electrical harness connectors in every operating system of the vehicle. Terminal tension may weaken with time or corrosion may occur within the connector housing making replacement necessary. When replacing any harness-connector assembly approved wire termination methods must be followed to ensure a successful and long-term solution to the original problem is made. A failed terminal connection, terminal corrosion or damaged wire will result in an electrical system fault.

Product Features:
  • Carquest electrical connectors meet or exceed OE wire gauge, insulation, and terminal material requirements.
  • Sealed connections (where applicable) to prevent environmental corrosion and performance issues
  • Global coverage for import and/or domestic applications
  • OE specified wire gauge to ensure a reliable electrical connection
  • Designed to meet or exceed OE specifications in form, fit and function
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Carquest – Electrical Connector (Part No.PT255)

Electrical Connector

from

$11.49
BWD is an aftermarket leader, providing a premium line of engine management products. BWD manufactures and distributes high technology critical components for late model domestic and import vehicles. BWD is constantly evolving to give customers the competitive edge they need to compete in today’s ever-changing marketplace.

Product Features:
  • Our distributor caps are made of high dielectric strength, glass/mineral reinforced polyester resin for less carbon tracking, greater resistance to electrical breakdown, and superior performance
  • Solid brass terminals (where available) make better connections and greater resistance to electrical pitting and corrosion
  • RFI resistors where specified to eliminate radio static and potential ECU-damaging spikes
  • With industry leading expertise, when original equipment fails our products are designed to fix the inherent failure issues
  • BWD is a global manufacturer of original equipment ignition products, complete quality control is maintained through the manufacturing process from componentry to finished product
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Carquest Premium – Headlight Switch (Part No.SBC1252)

Headlight Switch

from

$18.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
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Carquest Premium – Headlight Switch (Part No.SBC4532)

Headlight Switch

from

$76.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
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Carquest Premium – Headlight Switch (Part No.SBC1213)

Headlight Switch

from

$45.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Carquest Premium – Headlight Switch (Part No.SBC4477)

Headlight Switch

from

$119.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Carquest Premium – Headlight Switch (Part No.SAC3813)

Headlight Switch

from

$72.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Carquest Premium – Headlight Switch (Part No.SAC3896)

Headlight Switch

from

$76.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Carquest Premium – Headlight Switch (Part No.SBC1173)

Headlight Switch

from

$23.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Carquest Premium – Headlight Switch (Part No.SAC3902)

Headlight Switch

from

$55.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Carquest Premium – Headlight Switch (Part No.SAC3852)

Headlight Switch

from

$64.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Carquest Premium – Headlight Switch (Part No.SAC3829)

Headlight Switch

from

$53.99
Carquest Premium Vehicle Solutions provides high-quality solutions for a wide range of applications. The Headlight Switch allows drivers to easily control the vehicle’s lighting system, enhancing visibility and safety by enabling quick adjustments between low beams, high beams, and fog lights as needed for varying driving conditions. Engineered for maximum performance and durability, our products are built to excel in even the most demanding conditions, ensuring reliable operation and long-lasting value.

Product Features:
  • Durable Construction: Designed with high-quality materials to withstand harsh environmental conditions, ensuring long-lasting performance in extreme temperatures, vibrations, and moisture exposure.
  • Precision Engineering: Accurate sensing and switching capabilities provide reliable performance, reducing the risk of malfunctions and improving vehicle safety and efficiency.
  • Easy Installation & Maintenance: Designed for quick installation and minimal upkeep, reducing downtime and repair costs for both manufacturers and consumers.
  • Fit/Form/Function: Each vehicle electronic component is engineered to meet or surpass OEM standards, ensuring precise fit, optimal functionality, and reliable performance.
See More

Lighting Switches, Sensors and Relays Brands You Can Trust For Your Mercury Grand Marquis

3 trusted brands of Lighting Switches, Sensors and Relays line our shelves, ready to help keep your Mercury Grand Marquis running smooth. Below are some of the most popular brands and their top Lighting Switches, Sensors and Relays offerings:

Popular Carquest Lighting Switches, Sensors and Relays

Carquest products for the Mercury Grand Marquis span several categories. Some of the highest-rated Carquest Lighting Switches, Sensors and Relays that will fit your Mercury Grand Marquis are:
Electrical Connector
from $11.49
(6)
Electrical Connector
Headlight Low Beam Lamp Connectors

Most Purchased Mercury Grand Marquis Lighting Switches, Sensors and Relays from Carquest

When you buy the most frequently purchased Carquest brand Lighting Switches, Sensors and Relays, you can be confident it will be the right part for your Mercury Grand Marquis. Here are the Carquest Lighting Switches, Sensors and Relays Advanced Auto customers buy the most:
Electrical Connector
from $11.49
(6)
Electrical Connector
Headlight Low Beam Lamp Connectors
Multi-Use Connector
from $20.99
This product is not rated
Multi-Use Connector
Headlight High and Low Beam Lamp Connectors

FAQs for Mercury Grand Marquis Lighting Switches, Sensors and Relays

What are the most purchased Lighting Switches, Sensors and Relays for the Mercury Grand Marquis?

Out of 20 Lighting Switches, Sensors and Relays for the Mercury Grand Marquis, the most popular in our inventory are:
Electrical Sockets - 2-Wire/Terminal Seal Beam Lamp 4001 Bulb
from $4.49
This product is not rated
Electrical Sockets – 2-Wire/Terminal Seal Beam Lamp 4001 Bulb
Headlight Connectors
Multi-Use Connector
from $20.99
This product is not rated
Multi-Use Connector
Headlight High and Low Beam Lamp Connectors